diff --git a/core/pom.xml b/core/pom.xml
index e28e25b25..7b71708d8 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -43,7 +43,7 @@ under the License.
         <xerces.version>2.12.2</xerces.version>
         <httpclient.version>4.5.14</httpclient.version>
         <snakeyaml.version>2.7</snakeyaml.version>
-        <commons.lang.version>3.20.0</commons.lang.version>
+        <commons.lang.version>3.21.0</commons.lang.version>
         <wiremock.version>3.13.2</wiremock.version>
         <rometools.version>2.1.0</rometools.version>
         <cli.version>1.11.0</cli.version>